81510324

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{2069}}^1$

素因数の和:2157

約数の個数: 72

約数和(自身を含む): 224652960

約数和(自身を除く): 143142636

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 67, 84, 98, 134, 147, 196, 201, 268, 294, 402, 469, 588, 804, 938, 1407, 1876, 2069, 2814, 3283, 4138, 5628, 6207, 6566, 8276, 9849, 12414, 13132, 14483, 19698, 24828, 28966, 39396, 43449, 57932, 86898, 101381, 138623, 173796, 202762, 277246, 304143, 405524, 415869, 554492, 608286, 831738, 970361, 1216572, 1663476, 1940722, 2911083, 3881444, 5822166, 6792527, 11644332, 13585054, 20377581, 27170108, 40755162, 81510324]

約数ペア:

[(1, 81510324), (2, 40755162), (3, 27170108), (4, 20377581), (6, 13585054), (7, 11644332), (12, 6792527), (14, 5822166), (21, 3881444), (28, 2911083), (42, 1940722), (49, 1663476), (67, 1216572), (84, 970361), (98, 831738), (134, 608286), (147, 554492), (196, 415869), (201, 405524), (268, 304143), (294, 277246), (402, 202762), (469, 173796), (588, 138623), (804, 101381), (938, 86898), (1407, 57932), (1876, 43449), (2069, 39396), (2814, 28966), (3283, 24828), (4138, 19698), (5628, 14483), (6207, 13132), (6566, 12414), (8276, 9849)]